Supreme Court Climate Fight: Justices heard arguments on whether local governments can sue oil and gas companies in state court over climate-change costs, with Boulder’s case against Suncor and ExxonMobil at the center and a potential ripple effect for dozens of similar lawsuits. Fuel Economy Rollback Lawsuit: New Mexico joined California and other states suing the Trump administration over a rollback cutting in half how much automakers must improve fuel efficiency, arguing it will raise gasoline demand and costs for drivers. Data Center Push Meets Backlash: Records show a Pennsylvania plan for a massive data center campus and power plant near a former landfill in Elizabeth Township, with a town hall set for Oct. 13 as residents weigh impacts. Climate Resilience Financing: A new Resilience Finance Lab aims to help turn “pay before disaster” projects into real investments, using Miami Beach’s stormwater “sponge” park as a model. Border Drone Defense: The U.S. is testing counter-drone tech along the Mexico border after reporting 378 drone incursions in 30 days, with officials saying many are commercial systems used for smuggling and surveillance. Energy & Housing Futures: Architects and housing advocates look to 2050 for more dense, multi-family builds and AI-enabled planning as cities grapple with affordability and climate pressures.